20936810

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{20327}}^1$

素因数の和:20437

約数の個数: 16

約数和(自身を含む): 38054016

約数和(自身を除く): 17117206

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 20327, 40654, 101635, 203270, 2093681, 4187362, 10468405, 20936810]

約数ペア:

[(1, 20936810), (2, 10468405), (5, 4187362), (10, 2093681), (103, 203270), (206, 101635), (515, 40654), (1030, 20327)]